<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Document</title>
</head>

<body>
  <div id="app">
    <div>{{msg}}</div>
  </div>
  <script src="../js/vue.js"></script>
  <script>
    const vm = new Vue({
      el: "#app", //元素的挂载位置
      data: { //模型数据
        msg: "hello word"
      }
    });

  </script>
</body>

</html>
